Patents by Inventor Hiroyuki Makihara

Hiroyuki Makihara has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Blow molded seat frame having embedded mounting member
    Patent number: 5100204
    Abstract: A seat frame structure for a vehicle seat having a seat frame main body integrally formed by blow molding of a synthetic resin, and a metal mounting member fixed to a surface of the seat frame main body in an exposed state. The metal mounting member includes an externally exposed mounting member main body, a first edge portion integrally formed on an outer peripheral portion of the mounting member main body, projecting from the outer peripheral portion toward the inner surface side at a predetermined angle, and embedded in the seat frame main body during blow molding of the seat frame main body, at least one hole portion formed in a portion of the mounting member main body located inwardly from its first edge portion, and a second edge portion integrally formed on a peripheral edge of the hole portion, projecting from the mounting member main body toward the inner surface side at a predetermined angle, and embedded in the seat frame main body during blow molding of the seat frame main body.
    Type: Grant
    Filed: November 15, 1990
    Date of Patent: March 31, 1992
    Assignees: Toyo Seat Co., Ltd., Mazda Motor Corp.
    Inventors: Hiroyuki Makihara, Takamichi Amano, Shiro Ogaki, Yasuto Watanabe